Ensure the drive is formatted to FAT32, not NTFS or exFAT. Try using a smaller USB drive (under 16GB).
Method B (Manual Menu): Turn on the projector, go to > System Update > Local Update (or USB Update), and select OK. yaber pro v7 firmware update link
If the file is compressed (a .zip or .rar archive), extract it using a program like WinRAR or 7-Zip. Ensure the drive is formatted to FAT32, not NTFS or exFAT
The most reliable way to obtain the latest firmware (and a solid guide for installing it) is via their official support email: Support Email: support@yabertech.com Required Info: Include your order number and the current firmware version yaber pro v7 firmware update link
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